Node getNamedItem(
    in DOMString name); 

Node getNamedItemNS(
    in DOMString namespaceURI, 
    in DOMString localName) // FIXME: the implementation does take an exceptioncode parameter. 
/*raises(DOMException)*/; 

Node item(
    in unsigned long index); 

Node removeNamedItem(
    in DOMString name) raises(DOMException); 

Node removeNamedItemNS(
    in DOMString namespaceURI, 
    in DOMString localName) raises(DOMException); 

Node setNamedItem(
    in Node node) raises(DOMException); 

Node setNamedItemNS(
    in Node node) raises(DOMException); 

readonly attribute unsigned long length;